[INFO] updating cached repository https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b2bdfde88abaab5e31944f3e8b91297062b93fd8 [INFO] testing Sporious/missionaries_and_cannibals_rust against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSporious%2Fmissionaries_and_cannibals_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sporious/missionaries_and_cannibals_rust on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] finished tweaking git repo https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] tweaked toml for git repo https://github.com/Sporious/missionaries_and_cannibals_rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Sporious/missionaries_and_cannibals_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f79c638081623e891d6a2a452077c14c48054fa911b0ceb24ce0a6ebadef7ca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f79c638081623e891d6a2a452077c14c48054fa911b0ceb24ce0a6ebadef7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f79c638081623e891d6a2a452077c14c48054fa911b0ceb24ce0a6ebadef7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f79c638081623e891d6a2a452077c14c48054fa911b0ceb24ce0a6ebadef7ca", kill_on_drop: false }` [INFO] [stdout] 5f79c638081623e891d6a2a452077c14c48054fa911b0ceb24ce0a6ebadef7ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ccc5d82c2867da7b1e451d04b037fb02d2ed4bc7e28e0ea0e942f7ee3b8634d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ccc5d82c2867da7b1e451d04b037fb02d2ed4bc7e28e0ea0e942f7ee3b8634d5", kill_on_drop: false }` [INFO] [stderr] Compiling missionaries_and_cannibals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delim` [INFO] [stdout] --> src/main.rs:26:38 [INFO] [stdout] | [INFO] [stdout] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cannibals` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `missionaries` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `problem_state` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_missionaries` [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_cannibals` [INFO] [stdout] --> src/main.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_raft` [INFO] [stdout] --> src/main.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | fn with_raft(self) -> BankState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "ccc5d82c2867da7b1e451d04b037fb02d2ed4bc7e28e0ea0e942f7ee3b8634d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccc5d82c2867da7b1e451d04b037fb02d2ed4bc7e28e0ea0e942f7ee3b8634d5", kill_on_drop: false }` [INFO] [stdout] ccc5d82c2867da7b1e451d04b037fb02d2ed4bc7e28e0ea0e942f7ee3b8634d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 425aecd16b6ce84f9206c0361d16d061c2303875248f53cb2877791124ff27e1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "425aecd16b6ce84f9206c0361d16d061c2303875248f53cb2877791124ff27e1", kill_on_drop: false }` [INFO] [stderr] Compiling missionaries_and_cannibals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delim` [INFO] [stdout] --> src/main.rs:26:38 [INFO] [stdout] | [INFO] [stdout] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cannibals` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `missionaries` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `problem_state` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_missionaries` [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_cannibals` [INFO] [stdout] --> src/main.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_raft` [INFO] [stdout] --> src/main.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | fn with_raft(self) -> BankState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "425aecd16b6ce84f9206c0361d16d061c2303875248f53cb2877791124ff27e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "425aecd16b6ce84f9206c0361d16d061c2303875248f53cb2877791124ff27e1", kill_on_drop: false }` [INFO] [stdout] 425aecd16b6ce84f9206c0361d16d061c2303875248f53cb2877791124ff27e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 612dcecbbf3fc1f3a33ef4cba799969a2996c2dd5bdd1565ede7c22078bfe1a2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "612dcecbbf3fc1f3a33ef4cba799969a2996c2dd5bdd1565ede7c22078bfe1a2", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:71:29 [INFO] [stderr] | [INFO] [stderr] 71 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `delim` [INFO] [stderr] --> src/main.rs:26:38 [INFO] [stderr] | [INFO] [stderr] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cannibals` [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `missionaries` [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `problem_state` [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_missionaries` [INFO] [stderr] --> src/main.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_cannibals` [INFO] [stderr] --> src/main.rs:56:8 [INFO] [stderr] | [INFO] [stderr] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_raft` [INFO] [stderr] --> src/main.rs:63:8 [INFO] [stderr] | [INFO] [stderr] 63 | fn with_raft(self) -> BankState { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/missionaries_and_cannibals-ec67e7e02af48a93 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "612dcecbbf3fc1f3a33ef4cba799969a2996c2dd5bdd1565ede7c22078bfe1a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "612dcecbbf3fc1f3a33ef4cba799969a2996c2dd5bdd1565ede7c22078bfe1a2", kill_on_drop: false }` [INFO] [stdout] 612dcecbbf3fc1f3a33ef4cba799969a2996c2dd5bdd1565ede7c22078bfe1a2